UPSEE Solved Model Paper 5

A copolymer is defined as a polymer formed when two (or more) different types of monomers and are linked in the same polymer chain.
Buna - s is a copolymere of butadiene and styrene.
The reaction is

nCH2CH−CH=CH2

Butadiene

+

xC6H5−CH=CH2

styrene

→ Styrene - butadiene rubber